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10 & 11 12 Speed Cassette Bicycle MTB 11-50T 11-52T Super Light Sunshine Cycling Sports Bike
363g only each! ( 11s 12s 50T usually weight in at 600g)
This Sunrace 11 speed 50T cassette , so compatible with many existing drivetrains.
A real bargain and an excellent way to give you that extra range.
This 11 speed cassette is the perfect solution for riders that don't want to resort to an expensive expander sprocket and those who want an even and smooth shift between all sprockets. Use: MTB 11-Speed Wide-Ratio Cassette : 11-13-15-18-21-24-28-32-36-42-50T Material 7075 Largest Sprocket (42t & 50t sprockets and spiders)